Home / 35,890.60-53,802.78-19,262.28

Finding the Fourth Proportional to 35,890.60, 53,802.78 and 19,262.28

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Solution

The fourth proportional to 35,890.60, 53,802.78 and 19,262.28 is: 28,875.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,890.60 : 53,802.78 = 19,262.28 : x
  2. Step 2: Convert to fraction form
    35,890.60/53,802.78 = 19,262.28/x
  3. Step 3: Cross multiply
    35,890.60x = 53,802.78 × 19,262.28
  4. Step 4: Simplify right side
    35,890.60x = 1,036,364,213.14
  5. Step 5: Solve for x
    x = 1,036,364,213.14/35,890.60
  6. Step 6: Final answer
    x = 28,875.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.